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klasskru [66]
3 years ago
9

15. Use the unit circle to find the value of sin 3x/2 and cos 3x/2

Mathematics
1 answer:
My name is Ann [436]3 years ago
5 0

Answer:

3xpi/2 is 270 degree counter-clockwise from Ox

That time P(x,y) is (0,-1)

=> x= 0 and y = -1  as you can see in picture.

=> Cos 3pi/2 = x = 0

=> Sin 3pi/2 = y = -1

Step-by-step explanation:

Not so slow.

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